Esempio n. 1
0
def server(schema, host, port, app_dir):
    sys.path.insert(0, app_dir)

    try:
        import starlette  # noqa: F401
        import uvicorn
    except ImportError:
        message = (
            "The debug server requires additional packages, install them by running:\n"
            "pip install strawberry-graphql[debug-server]")
        raise click.ClickException(message)

    try:
        schema_symbol = import_module_symbol(schema,
                                             default_symbol_name="schema")
    except (ImportError, AttributeError) as exc:
        message = str(exc)
        raise click.BadArgumentUsage(message)

    if not isinstance(schema_symbol, Schema):
        message = "The `schema` must be an instance of strawberry.Schema"
        raise click.BadArgumentUsage(message)

    os.environ[DEBUG_SERVER_SCHEMA_ENV_VAR_KEY] = schema
    app = "strawberry.cli.debug_server:app"

    print(f"Running strawberry on http://{host}:{port}/graphql 🍓")
    uvicorn.run(app,
                host=host,
                port=port,
                log_level="error",
                reload=True,
                reload_dirs=[app_dir])
Esempio n. 2
0
def server(schema, host, port, app_dir):
    sys.path.insert(0, app_dir)

    try:
        schema_symbol = import_module_symbol(schema,
                                             default_symbol_name="schema")
    except (ImportError, AttributeError) as exc:
        message = str(exc)
        raise click.BadArgumentUsage(message)

    if not isinstance(schema_symbol, Schema):
        message = "The `schema` must be an instance of strawberry.Schema"
        raise click.BadArgumentUsage(message)

    reloader = hupper.start_reloader("strawberry.cli.run", verbose=False)
    schema_module = importlib.import_module(schema_symbol.__module__)
    reloader.watch_files([schema_module.__file__])

    app = Starlette(debug=True)
    app.add_middleware(CORSMiddleware,
                       allow_headers=["*"],
                       allow_origins=["*"],
                       allow_methods=["*"])

    graphql_app = GraphQL(schema_symbol, debug=True)

    paths = ["/", "/graphql"]
    for path in paths:
        app.add_route(path, graphql_app)
        app.add_websocket_route(path, graphql_app)

    print(f"Running strawberry on http://{host}:{port}/ 🍓")
    uvicorn.run(app, host=host, port=port, log_level="error")
Esempio n. 3
0
def export_schema(schema: str):
    try:
        schema_symbol = import_module_symbol(schema,
                                             default_symbol_name="schema")
    except (ImportError, AttributeError) as exc:
        message = str(exc)
        raise click.BadArgumentUsage(message)
    if not isinstance(schema_symbol, Schema):
        message = "The `schema` must be an instance of strawberry.Schema"
        raise click.BadArgumentUsage(message)
    print(print_schema(schema_symbol))
Esempio n. 4
0
def test_symbol_import():
    selector = "tests.fixtures.sample_package.sample_module:schema"
    schema_symbol = import_module_symbol(selector)
    assert schema_symbol == schema
Esempio n. 5
0
def test_invalid_symbol_import():
    selector = "tests.fixtures.sample_package.sample_module:not.existing.symbol"
    with pytest.raises(AttributeError):
        import_module_symbol(selector)
Esempio n. 6
0
def test_invalid_module_import():
    selector = "not.existing.module:schema"
    with pytest.raises(ImportError):
        import_module_symbol(selector)
Esempio n. 7
0
def test_not_specifying_a_symbol():
    selector = "tests.fixtures.sample_package.sample_module"
    with pytest.raises(ValueError) as exc:
        import_module_symbol(selector)
    assert "Selector does not include a symbol name" in str(exc.value)
Esempio n. 8
0
def test_default_symbol_import():
    selector = "tests.fixtures.sample_package.sample_module"
    schema_symbol = import_module_symbol(selector, default_symbol_name="schema")
    assert schema_symbol == schema
Esempio n. 9
0
import os

from starlette.applications import Starlette
from starlette.middleware.cors import CORSMiddleware

from strawberry import Schema
from strawberry.asgi import GraphQL
from strawberry.cli.constants import DEBUG_SERVER_SCHEMA_ENV_VAR_KEY
from strawberry.utils.importer import import_module_symbol


app = Starlette(debug=True)
app.add_middleware(
    CORSMiddleware, allow_headers=["*"], allow_origins=["*"], allow_methods=["*"]
)

schema_import_string = os.environ[DEBUG_SERVER_SCHEMA_ENV_VAR_KEY]
schema_symbol = import_module_symbol(schema_import_string, default_symbol_name="schema")

assert isinstance(schema_symbol, Schema)
graphql_app = GraphQL(schema_symbol, debug=True)

paths = ["/", "/graphql"]
for path in paths:
    app.add_route(path, graphql_app)
    app.add_websocket_route(path, graphql_app)